Please help me with question 12 a and b. I can't figure it out. Thanks in advanc

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secondary 3 Singapore

Please help me with question 12 a and b. I can't figure it out. Thanks in advance

Date Posted: 6 years ago

done {{ upvoteCount }} Upvotes

clear {{ downvoteCount * -1 }} Downvotes

Date Posted: 6 years ago